diff --git a/test/functional/feature_higher_collateral_factor.py b/test/functional/feature_higher_collateral_factor.py
index f921a5bcb9..61e5c1071e 100644
--- a/test/functional/feature_higher_collateral_factor.py
+++ b/test/functional/feature_higher_collateral_factor.py
@@ -142,21 +142,21 @@ def take_dusd_loan(self):
         self.nodes[0].generate(1)
 
         # Deposit DUSD and DFI to vault
-        self.nodes[0].deposittovault(vault_id, self.address, f"1.5@{self.symbolDFI}")
+        self.nodes[0].deposittovault(vault_id, self.address, f"2.235@{self.symbolDFI}")
         self.nodes[0].generate(1)
         self.nodes[0].deposittovault(vault_id, self.address, f"1.5@{self.symbolDUSD}")
         self.nodes[0].generate(1)
 
         # Take DUSD loan greater than collateral amount
-        self.nodes[0].takeloan({ "vaultId": vault_id, "amounts": f"2.49@{self.symbolDUSD}"})
+        self.nodes[0].takeloan({ "vaultId": vault_id, "amounts": f"2.98@{self.symbolDUSD}"})
         self.nodes[0].generate(1)
 
         # Check that we are on 150% collateral ratio
         vault = self.nodes[0].getvault(vault_id)
         assert_equal(vault['collateralRatio'], 150)
         assert_equal(vault['informativeRatio'], Decimal('150.00000000'))
-        assert_equal(vault['collateralValue'], Decimal('3.73500000'))
-        assert_equal(vault['loanValue'], Decimal('2.49000000'))
+        assert_equal(vault['collateralValue'], Decimal('4.47000000'))
+        assert_equal(vault['loanValue'], Decimal('2.98000000'))
 
     def take_multiple_loans(self):
 
diff --git a/test/functional/feature_loan_priceupdate.py b/test/functional/feature_loan_priceupdate.py
index e08f5cd7e4..1d2b3ed2b3 100755
--- a/test/functional/feature_loan_priceupdate.py
+++ b/test/functional/feature_loan_priceupdate.py
@@ -9,7 +9,7 @@
 from test_framework.test_framework import DefiTestFramework
 from decimal import Decimal, ROUND_DOWN
 
-from test_framework.util import assert_equal
+from test_framework.util import assert_equal, assert_raises_rpc_error
 
 import calendar
 import time
@@ -254,11 +254,7 @@ def run_test(self):
         self.nodes[0].generate(1)
         takenLoanAmount += loanAmount
 
-        try:
-            self.nodes[0].withdrawfromvault(vaultId1, account, "900@DFI")
-        except JSONRPCException as e:
-            errorString = e.error['message']
-        assert("At least 50% of the collateral must be in DFI" in errorString)
+        assert_raises_rpc_error(-32600, "At least 50% of the minimum required collateral must be in DFI", self.nodes[0].withdrawfromvault, vaultId1, account, "900@DFI")
 
         vault = self.nodes[0].getvault(vaultId1)
         self.nodes[0].withdrawfromvault(vaultId1, account, "100@BTC")
diff --git a/test/functional/feature_negative_interest.py b/test/functional/feature_negative_interest.py
index bbe6014649..4da02842df 100755
--- a/test/functional/feature_negative_interest.py
+++ b/test/functional/feature_negative_interest.py
@@ -44,6 +44,10 @@ def createTokens(self):
 
         self.idDFI = list(self.nodes[0].gettoken(self.symbolDFI).keys())[0]
 
+        # Create loan scheme
+        self.nodes[0].createloanscheme(150, 1, 'LOAN1')
+        self.nodes[0].generate(1)
+
         self.nodes[0].setcollateraltoken({
                                     'token': self.idDFI,
                                     'factor': 1,
@@ -172,9 +176,6 @@ def setup(self):
     # Loan scheme interest->1% and loantoken interest-> -1%
     # Resulting interest must be 0.
     def vault_interest_zero(self):
-        # Create loan scheme
-        self.nodes[0].createloanscheme(150, 1, 'LOAN1')
-        self.nodes[0].generate(1)
 
         # Init vault (create, deposit takeloan)
         self.nodes[0].utxostoaccount({self.account0: "4000@DFI"})